Home / 96,521.28-133,198.08-54,080.64

Finding the Fourth Proportional to 96,521.28, 133,198.08 and 54,080.64

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Solution

The fourth proportional to 96,521.28, 133,198.08 and 54,080.64 is: 74,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,521.28 : 133,198.08 = 54,080.64 : x
  2. Step 2: Convert to fraction form
    96,521.28/133,198.08 = 54,080.64/x
  3. Step 3: Cross multiply
    96,521.28x = 133,198.08 × 54,080.64
  4. Step 4: Simplify right side
    96,521.28x = 7,203,437,413.17
  5. Step 5: Solve for x
    x = 7,203,437,413.17/96,521.28
  6. Step 6: Final answer
    x = 74,630.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.